Rebecca Opal Gillilan, PA-C

  • Burlingame, CA
  • Surgical physician assistant
NPI1841710969PAC ID9436422821
Medicare patients, 2024
35
Part D claims, 2024
60
Hospital affiliations
1
Industry payments
$395
Medical group
1
Practice address
1501 Trousdale Drive, Burlingame, CA 94010
Practice phone
Call (650) 696-5400
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Mills-Peninsula Medical Center

Hospital · Burlingame, California

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Rebecca Opal Gillilan is a surgical physician assistant in Burlingame, California

Rebecca Gillilan practices at Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health.

Rebecca Gillilan's NPI, 1841710969, was assigned on June 20, 2017.

NPI and contact details
Medicare PAC ID
9436422821
NPI enumeration date
June 20, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(650) 696-5400
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
35
Medical school graduation
2017

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Rebecca Opal Gillilan practices at Mills-Peninsula Medical Center in Burlingame, California

Rebecca Gillilan's primary practice is Mills-Peninsula Medical Center, at 1501 Trousdale Drive, Burlingame, CA 94010 in San Mateo County. The practice phone is (650) 696-5400.

Source: Dmand AI Affiliation Data

Rebecca Opal Gillilan is affiliated with 1 site of care and 1 medical group

Rebecca Gillilan's primary practice is Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health. The medical group on file is Palo Alto Foundation Medical Group.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Rebecca Opal Gillilan's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Rebecca Gillilan practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mills-Peninsula Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Rebecca Opal Gillilan is one of 883 surgical physician assistants in California

Surgical is Rebecca Gillilan's primary specialty in the NPI Registry, under taxonomy code 363AS0400X.

Specialties and state licenses

  • Surgical physician assistantPrimarytaxonomy 363AS0400X

Surgical physician assistants near Rebecca Gillilan

Counts of surgical physician assistants with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Rebecca Opal Gillilan treated 35 Medicare patients in 2024, average age 77

CMS counts 35 Medicare patients who saw Rebecca Gillilan in 2024. The largest group is 75 to 84, with 19 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.79, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Rebecca Gillilan's median patient age at 35, with 74% women.

Medicare patients, 202435
Average age77
Average risk score1.79

Rebecca Gillilan's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Rebecca Gillilan's Medicare patients by sex, 2024

  • Women2366%
  • Men1234%

Chronic conditions among Rebecca Gillilan's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis46%
  4. Diabetes46%
  5. Ischemic heart disease46%
  6. Cancer43%
  7. Anxiety31%
  8. Depression31%

Share of Medicare patients with each condition. A patient can have several.

Rebecca Gillilan's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 35

Patient panel by sex, all payers

  • Women74%
  • Men26%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Rebecca Opal Gillilan wrote 60 Medicare Part D claims in 2024

In 2024, Rebecca Gillilan wrote 60 Medicare Part D claims for 36 patients. 100% of them were for generic drugs. CMS names the drug for 27 of them, across 2 drugs with 11 or more claims each, at $121 in total drug cost.

Part D claims, 202460
Drugs named by CMS2
Total drug cost$121
Part D patients36

Rebecca Gillilan's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Rebecca Gillilan's Part D claims, 2024

  • Opioids55%33 of 60 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Rebecca Gillilan

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Rebecca Opal Gillilan takes part in Medicare

Rebecca Gillilan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

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Rebecca Opal Gillilan received $395 in industry payments in 2025

CMS Open Payments shows 4 general payments to Rebecca Gillilan from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Madrigal Pharmaceuticals paid the most, $130.

Companies that paid Rebecca Gillilan the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Rebecca Gillilan

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Rebecca Opal Gillilan's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Rebecca Opal Gillilan

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Rebecca Opal Gillilan's NPI number?

Rebecca Opal Gillilan's NPI number is 1841710969. It was assigned on June 20, 2017, and it is active in the NPI Registry.

What does Rebecca Opal Gillilan specialize in?

Rebecca Opal Gillilan is a surgical physician assistant in Burlingame, California. The primary specialty in the NPI Registry is Surgical Physician Assistant (taxonomy code 363AS0400X).

Where does Rebecca Opal Gillilan practice?

Rebecca Gillilan practices at 1501 Trousdale Drive, Burlingame, CA 94010. Rebecca Gillilan's primary practice is Mills-Peninsula Medical Center in Burlingame, California, part of Sutter Health.

What is Rebecca Opal Gillilan's office phone number?

The practice phone on file for Rebecca Gillilan is (650) 696-5400.

Which hospitals is Rebecca Opal Gillilan affiliated with?

Rebecca Gillilan practices at Mills-Peninsula Medical Center in Burlingame, California.

What medical group is Rebecca Opal Gillilan part of?

Rebecca Gillilan is linked to Palo Alto Foundation Medical Group.

Does Rebecca Opal Gillilan accept Medicare?

Yes. CMS lists Rebecca Gillilan as accepting Medicare assignment.

How many Medicare patients does Rebecca Opal Gillilan see?

CMS counts 35 Medicare patients who saw Rebecca Gillilan in 2024, with an average age of 77.

What drugs does Rebecca Opal Gillilan prescribe most?

In 2024 Medicare Part D data, Rebecca Gillilan's most prescribed drugs by claims were Oxycodone HCl and Tramadol HCl.

Has Rebecca Opal Gillilan received payments from drug or device companies?

CMS Open Payments shows $395 in general payments to Rebecca Gillilan from 4 companies from 2025 to 2025. The largest total came from Madrigal Pharmaceuticals.

How long has Rebecca Opal Gillilan been practicing?

Rebecca Gillilan graduated from medical school in 2017, 9 years ago.

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